John H. Barnard 41, retired sales representative, J.L. Clark Rockford Division; July 18. B. Austin Barry 42, former head of civil engineering at Manhattan College and a well-known figure in the civil engineering and surveying fields; Aug. 2.

Russell E. Strayer 42, retired after 41 years from Consolidated Vultee Aircraft/Convair (later, General Dynamics), where he managed the flight test program for the F-106, among other projects; July 21.

J. Nicholas Humber 63, an environmental expert and executive of Enron Wind Corp., adviser to the World Bank, founder of Energia Global, and past president of BioMed; on American Airlines Flight 11, Sept. 11. See, also, "Voices From Rensselaer".